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BOSTON MARATHON 2024

Shelby Shull

Bib: 16365•F

TX

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 46%
Gender (Female)
#0 / 10924
Top 33%
Division (F18-39)
#0 / 4660
Top 50%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:34/mi
23:32
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:18
↑ 79↓ 1380.4%
15K· 9.32 mi
7:39/mi
1:11:03
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:37:37
↑ 106↓ 860.1%
Half· 13.11 mi
8:02/mi
1:43:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:36/mi
2:03:56
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:32:23
↑ 181↓ 1480.2%
20M
8:48/mi
2:44:21
↑ 64↓ 500.2%
21M
9:51/mi
2:54:12
↑ 106↓ 241.6%
35K· 21.75 mi
9:00/mi
3:00:56
↑ 17↓ 861.7%
23M
9:27/mi
3:12:46
↑ 23↓ 630.6%
24M
8:28/mi
3:21:14
↓ 821.3%
40K· 24.85 mi
8:14/mi
3:28:16
↓ 200.3%
25.2M
9:28/mi
3:31:32
↑ 13↓ 160.2%
Finish· 26.22 mi
7:28/mi
3:39:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:06
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:56:03
Pace8:51 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4723:327:3423:32
7:34
-
10K
6.21 mi11:37:3347:187:3723:46
7:39
+0:05
15K
9.32 mi12:01:181:11:037:3723:45
7:39
0:00
20K
12.43 mi12:27:521:37:377:5126:34
8:33
+0:54
Half
13.11 mi12:33:211:43:067:525:29
8:02
-0:31
25K
15.53 mi12:54:112:03:567:5920:50
8:36
+0:34
30K
18.64 mi13:22:382:32:238:1028:27
9:09
+0:33
20M
20.00 mi13:34:362:44:218:1311:58
8:48
-0:21
21M
21.00 mi13:44:272:54:128:189:51
9:51
+1:03
35K
21.75 mi13:51:113:00:568:196:44
9:00
-0:51
23M
23.00 mi14:03:013:12:468:2311:50
9:27
+0:27
24M
24.00 mi14:11:293:21:148:238:28
8:28
-0:59
40K
24.85 mi14:18:313:28:168:237:02
8:14
-0:14
25.2M
25.20 mi14:21:473:31:328:243:16
9:28
+1:14
Finish
26.22 mi14:29:243:39:098:227:37
7:28
-2:00

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:28 /mi

Average Pace

8:22 /mi

Slowest Pace

9:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:09

38% of race

Time at Steady Pace

1:14:52

34% of race

Time at Slower Pace

1:00:08

27% of race

Average Pace: 8:21 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:13:4723:327:3423:32
7:34
#11376
10K
6.21 mi11:37:3347:187:3723:46
7:39
#11362
15K
9.32 mi12:01:181:11:037:3723:45
7:39
#11150
20K
12.43 mi12:27:521:37:377:5126:34
8:33
#12312
Half
13.11 mi12:33:211:43:067:525:29
8:02
#12333
25K
15.53 mi12:54:112:03:567:5920:50
8:36
#12522
30K
18.64 mi13:22:382:32:238:1028:27
9:09
#12806
20M
20.00 mi13:34:362:44:218:1311:58
8:48
#12613
21M
21.00 mi13:44:272:54:128:189:51
9:51
#12575
35K
21.75 mi13:51:113:00:568:196:44
9:00
#12575
23M
23.00 mi14:03:013:12:468:2311:50
9:27
#12579
24M
24.00 mi14:11:293:21:148:238:28
8:28
#12406
40K
24.85 mi14:18:313:28:168:237:02
8:14
#12163
25.2M
25.20 mi14:21:473:31:328:243:16
9:28
#12077
Finish
26.22 mi14:29:243:39:098:227:37
7:28
#11779
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi113762774277410793(Top 42%)2582(Top 24%)2582(Top 55%)
10K6.21 mi3.10 mi11362+142808-342808-3411476(Top 45%)2912(Top 27%)2912(Top 62%)
15K9.32 mi3.11 mi11150+2122720+882720+8810793(Top 42%)2582(Top 24%)2582(Top 55%)
20K12.43 mi3.11 mi12312-11623392-6723392-67215079(Top 59%)5052(Top 46%)5052(Top 108%)
Half13.11 mi0.68 mi12333-213405-133405-1313041(Top 51%)3909(Top 36%)3909(Top 84%)
25K15.53 mi2.42 mi12522-1893548-1433548-14313551(Top 53%)4353(Top 40%)4353(Top 93%)
30K18.64 mi3.11 mi12806-2843791-2433791-24313993(Top 55%)4852(Top 44%)4852(Top 104%)
20M20.00 mi1.36 mi12613+1933751+403751+4011130(Top 44%)3547(Top 32%)3547(Top 76%)
21M21.00 mi1.00 mi12575+383786-353786-3512357(Top 48%)4438(Top 41%)4438(Top 95%)
35K21.75 mi0.75 mi125753824-383824-3813311(Top 52%)4956(Top 45%)4956(Top 106%)
23M23.00 mi1.25 mi12579-43887-633887-6313302(Top 52%)5051(Top 46%)5051(Top 108%)
24M24.00 mi1.00 mi12406+1733844+433844+439292(Top 36%)3088(Top 28%)3088(Top 66%)
40K24.85 mi0.85 mi12163+2433756+883756+886989(Top 27%)2132(Top 20%)2132(Top 46%)
25.2M25.20 mi0.35 mi12077+863730+263730+268693(Top 34%)3017(Top 28%)3017(Top 65%)
Finish26.22 mi1.02 mi11779+2983612+1183612+1185536(Top 22%)1434(Top 13%)1434(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

10793

Females

2582

F18-39

2582

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11476

Females

2912

F18-39

2912

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

10793

Females

2582

F18-39

2582

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

15079

Females

5052

F18-39

5052

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13041

Females

3909

F18-39

3909

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

13551

Females

4353

F18-39

4353

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

13993

Females

4852

F18-39

4852

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11130

Females

3547

F18-39

3547

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12357

Females

4438

F18-39

4438

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13311

Females

4956

F18-39

4956

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13302

Females

5051

F18-39

5051

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

9292

Females

3088

F18-39

3088

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

6989

Females

2132

F18-39

2132

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8693

Females

3017

F18-39

3017

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5536

Females

1434

F18-39

1434

Passing Analysis

Category:
Athletes Passed
2467
Passed By
2870
Net Change
-403
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11376
5K → 10K289275+14#11376#11362
10K → 15K316104+212#11362#11150
15K → 20K401202-1162#11150#12312
20K → Half3859-21#12312#12333
Half → 25K193382-189#12333#12522
25K → 30K195479-284#12522#12806
30K → 20M23542+193#12806#12613
20M → 21M140102+38#12613#12575
21M → 35K68680#12575#12575
35K → 23M128132-4#12575#12579
23M → 24M19017+173#12579#12406
24M → 40K2441+243#12406#12163
40K → 25.2M915+86#12163#12077
25.2M → Finish3002+298#12077#11779
TOTALS24672870-403
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing